EnviroCare Replacement Vacuum Bags for Filtex Central Vacuum 12 Gallon 4 Pack Fits: AIRVAC or FILTEX Central Vacuum Cleaners Fits these models and more: S300L B300L S300BL TS300L TSP300L TSP300LR TS300LR TSP300 TC600L NTS300 NTS300A FX400 FX500A FX500 NTM285 NTC600 NTC600A FX775 FX725 FX900 FX2000 FX3000 ZX5800 ZX6000 FX3000 FX6000 FX4000 ZX7000 FX5000 ZX8000 FX8000 FX5800 FX7000 Dimensions: 12 Gallon Capacity. 13 1/2 inch Diameter Top Opening, 23-24 inches deep. EnviroCare Premium after market Part #12G